TWM545549U - Gas supplier with automatic pressure relief structure - Google Patents

Description

Gas supply device with automatic pressure relief structure

The present invention relates to a gas supply device having an automatic pressure relief structure, and more particularly to a gas supply device having an automatic pressure relief structure which can reduce residual high pressure gas in the channel and release the automatic pressure release of the pressing portion.

The conventional bubble bottle device is mainly used for supplying high-pressure gas in a gas cylinder into a bubble bottle, and then mixing with the liquid in the bubble bottle to constitute bubble water. However, when not in use, the high-pressure gas that has not entered the bubble bottle will remain in the channel and cannot be eliminated. Although some devices also have an exhaust device, it must be additionally operated, and may often be forgotten and be ineffective. In view of this, it is necessary to develop a technique that can solve the above disadvantages.

The purpose of the present invention is to provide a gas supply device having an automatic pressure relief structure, which has the advantages of reducing the residual high pressure gas in the passage, and releasing the automatic pressure release of the pressing portion. In particular, the problem to be solved by the present invention is that the conventional bubble water device does not leave the high-pressure gas that has not entered the bubble bottle, and remains in the channel, which cannot be eliminated. The technical means for solving the above problems is to provide a gas supply device having an automatic pressure relief structure, comprising: a gas supply structure comprising one of an air supply passage portion, a gas supply valve portion and a pressing portion; The gas system can be moved to an unpressed position and a pressed position, and the gas supply valve portion is respectively controlled to move to a closed position and an open position. When the closed position is located, the gas supply valve portion is connected to the gas supply passage portion. Stop supplying a high-pressure gas. When in the open position, the air supply valve portion supplies the high-pressure gas to the air supply passage portion, and the air supply valve portion is normally in the closed position; an automatic pressure relief structure is provided at The gas supply structure includes a pressure relief passage portion, a link portion and a pressure relief valve portion; the pressure relief passage portion communicates with the air supply passage portion, the link portion is connected to the pressing portion at one end, and The other end is kept in contact with the pressure relief valve portion, and the pressure relief valve portion communicates with the pressure relief passage portion and the outside; thereby, when the pressing portion is located at the unpressed position, the pressure relief valve portion is interlocked through the link portion Move to a vent In the open position, the high pressure gas remaining in the air supply passage portion and the pressure relief passage portion is released by the pressure relief valve portion; and when the pressing portion is located at the pressing position, the leakage is transmitted through the link portion The pressure valve portion is moved to a pressure relief closed position, and the high pressure gas system is supplied through the air supply passage portion. The above objects and advantages of the present invention will be readily understood from the following detailed description of the embodiments and the accompanying drawings. The following examples are used in conjunction with the drawings to illustrate the creation in detail:

Referring to Figures 1 and 2, the present invention is a gas supply device having an automatic pressure relief structure including a gas supply structure 10 and an automatic pressure relief structure 20 (see sections 6A, 6B, 7A and 7B). Figure). The gas supply structure 10 includes an air supply passage portion 11, a housing portion 12, an air supply valve portion 13, and a pressing portion 14, which communicate with each other. The accommodating portion 12 is for accommodating a liquid 92. The pressing portion 14 is movable to an unpressed position P1 (see FIG. 3) and a pressing position P2 (see FIG. 4), and the gas supply valve is separately controlled. The portion 13 is moved to a closed position PA (shown in FIGS. 6A and 7A) and an open position PB (as shown in FIGS. 6B and 7B). When located in the closed position PA, the air supply valve portion 13 stops The accommodating portion 12 is supplied with a high-pressure gas 91. When the opening portion PB is located, the air supply valve portion 13 supplies the high-pressure gas 91 to the accommodating portion 12, and the air supply valve portion 13 is normally located at the closed position PA. The automatic pressure relief structure 20 is disposed on the gas supply structure 10 and includes a pressure relief passage portion 21, a link portion 22, and a pressure relief valve portion 23. The pressure relief passage portion 21 is connected to the air supply passage portion 11, and the link portion 22 is connected to the pressing portion 14 at one end, and the other end is kept in contact with the pressure relief valve portion 23, and the pressure relief valve portion 23 communicates with the leakage portion The channel portion 21 is pressed to the outside. Thereby, when the pressing portion 14 is located at the unpressed position P1 (as shown in FIG. 7A), the pressure releasing valve portion 23 is moved to the pressure releasing opening position M through the link portion 22, and the air supply passage is provided. The high pressure gas 91 remaining in the portion 11 and the pressure relief passage portion 21 is released from the pressure relief valve portion 23 by the pressure relief valve portion 23. And when the pressing portion 14 is located at the pressing position P2 (as shown in FIG. 7B), the pressure releasing valve portion 23 is moved to the pressure releasing closed position N through the connecting rod portion 22, and the high-pressure gas system passes through the supply. The air passage portion 11 is supplied to the accommodating portion 12, and the liquid 92 can be mixed. In practice, the air supply valve portion 13 is provided for a gas cylinder 90 (shown in FIG. 2) for supplying the high pressure gas 91. Referring to FIG. 6A, the pressing portion 14 has a pressing handle 141, a piece 142, a pressing rod 143 and a return spring 144. The pressing rod 143 is movable through the seat member 142 and is interposed therebetween. Between the shank 141 and the air supply valve portion 13 , the return spring 144 is sleeved on the pressing rod 143 and is supported between the pressing handle 141 and the seat member 142 . Thereby, when the pressing handle 141 is pressed (as shown in FIG. 6B, changing to the pressing position P2), the return spring 144 is compressed, and the pressing rod 143 is pressed down, so that the pressing rod 143 and the seat are pressed. The member 142 is relatively moved, thereby pressing the air supply valve portion 13. When the pressing shank 141 is released, the return spring 144 pushes the pressing shank 141 to the unpressed position P1 (see FIG. 6A), and the air supply valve portion 13 pushes the pressing lever 143 back. The connecting rod portion 22 has a pressing section 221 and a releasing section 222. The pressing section 221 is coupled to the releasing section 222 and is used for pressing the pressure relief valve portion 23 (as shown in FIG. 6A, The pressure relief valve portion 23 is located at the pressure relief opening position M). The release section 222 is coupled between the pressing section 221 and the pressing handle 141, and is configured to release the pressure relief valve portion 23 (as shown in FIG. 6B, the pressure relief valve portion 23 is located at the pressure relief valve. Location N). The pressure relief valve portion 23 can be a known pressure relief valve structure that opens the pressure relief when pressed and closes without releasing pressure when released. For the process of changing the pressure relief valve unit 23, reference may be made to the 5A, 5B, and 5C drawings, respectively, from the pressure release opening position M to a switching position O, and then from the switching position O to the discharge. Press the closed position N. The part to be particularly described here is that, in fact, in the 6A and 6B, between the pressing rod 143 and the air supply passage portion 11, between the pressing rod 143 and the pressure releasing passage portion 21, There is a gap through which the high pressure gas 91 can flow. This creation mainly has the following two modes of use: [a] Supply of high pressure gas: as shown in Figures 2 and 4, through the pressure shank 141 (see Figures 6A, 6B, 7A and 7B, from The unpressed position P1 is changed to the pressing position P2) to press the pressing rod 143 (simultaneously compressing the return spring 144), the pressing rod 143 is relatively moved with the seat member 142, and the supply valve portion 13 is depressed (from the When the closing position PA is changed to the opening position PB), the high-pressure gas 91 in the gas cylinder 90 is supplied into the accommodating portion 12 via the gas supply valve portion 13 and the air supply passage portion 11, and the liquid can be supplied thereto. 92 mixed into bubble water (can be applied to known bubble water supply devices, for drinking, for beauty or related to the need for bubble water). At this time, the release section 222 controls the pressure relief valve portion 23 to be in the pressure release closed position N, and blocks the pressure relief passage portion 21. [b] Release of high pressure gas: When the pressure lever 141 is released, the return spring 144 pushes the pressure lever 141 to reset (refer to FIGS. 6A, 6B, 7A and 7B, and is reset from the pressing position P2 to In the unpressed position P1), the pressing lever 143 releases the supply valve portion 13, and the supply valve portion 13 returns to the closed position PA, and the high pressure gas 91 in the cylinder 90 is blocked from being released. At the same time, the pressing handle 14 is linked to the pressing section 221, and the pressure releasing valve portion 23 is controlled to be switched to the pressure releasing opening position M. The high pressure gas 91 remaining in the air supply passage portion 11 and the pressure relief passage portion 21 is The pressure relief valve portion 23 discharges the pressure relief, and the high pressure remaining in the air supply passage portion 11 and the pressure relief passage portion 21 can be reduced. The advantages and functions of this creation are as follows: [1] It can reduce the residual high pressure gas in the channel. The creation is externally connected with a pressure relief passage portion from the air supply passage portion, and a pressure relief valve portion is connected to the outside. When the case is not used, the pressure relief valve portion is maintained at the pressure relief opening position, and the air supply passage portion can be reduced. Residual high pressure gas. Therefore, the residual high pressure gas in the channel can be reduced. [2] It is quite convenient to release the automatic pressure release from the pressing part. When the pressing portion is pressed, the opening of the air supply valve portion and the automatic closing of the pressure relief valve portion can be simultaneously controlled, so that high-pressure gas can be smoothly supplied into the accommodating portion to generate bubble water, and when the pressing portion is released, the air supply is simultaneously controlled. The valve is closed and the pressure relief valve is automatically opened, and the pressure is automatically released. It is not necessary to have extra movements, which is quite convenient. Therefore, it is quite convenient to release the automatic pressure release of the pressing portion. The above is only a detailed description of the present invention by way of a preferred embodiment, and any modifications and variations of the embodiments are possible without departing from the spirit and scope of the present invention.

10‧‧‧ gas supply structure
11‧‧‧Air supply passage
12‧‧‧ Housing
13‧‧‧Supply valve department
14‧‧‧ Pressing Department
141‧‧‧pressure handle
142‧‧‧ pieces
143‧‧‧Press
144‧‧‧Return spring
20‧‧‧Automatic pressure relief structure
21‧‧‧Relief Channel Section
22‧‧‧ Linkage Department
221‧‧‧Suppressed segments
222‧‧‧ release section
23‧‧‧Relief valve department
90‧‧‧ gas cylinder
91‧‧‧High pressure gas
92‧‧‧Liquid
P1‧‧‧Unpressed position
P2‧‧‧ pressed position
PA‧‧‧Closed position
PB‧‧‧Open position
M‧‧‧ Pressure relief opening position
N‧‧‧ Pressure relief closed position
O‧‧‧Switching position

1 is a schematic view of a part of the structure of FIG. 1 and FIG. 3 is a schematic view of a pressing portion of the present invention. FIG. 4 is a schematic view showing the operation of the pressing portion of FIG. Fig. 5B and Fig. 5C are respectively a schematic view of the pressure relief valve portion at the pressing position, the releasing position and the releasing position. Fig. 6A is a schematic view showing the action of supplying high pressure gas in the present invention. Fig. 6B is a diagram of the release of high pressure gas of the present invention. Figure 7A is a diagram showing the flow of high-pressure gas in Figure 6A. Figure 7B is a schematic diagram of the flow of high-pressure gas in Figure 6B.

10‧‧‧ gas supply structure

11‧‧‧Air supply passage

12‧‧‧ Housing

13‧‧‧Supply valve department

14‧‧‧ Pressing Department

141‧‧‧pressure handle

142‧‧‧ pieces

143‧‧‧Press

144‧‧‧Return spring

20‧‧‧Automatic pressure relief structure

21‧‧‧Relief Channel Section

22‧‧‧ Linkage Department

221‧‧‧Suppressed segments

222‧‧‧ release section

23‧‧‧Relief valve department

90‧‧‧ gas cylinder

P1‧‧‧Unpressed position

PA‧‧‧Closed position

M‧‧‧ Pressure relief opening position

Claims (5)

A gas supply device having an automatic pressure relief structure, comprising: a gas supply structure comprising one of an air supply passage portion, a gas supply valve portion and a pressing portion; the pressing portion is movable to an unpressed portion Positioning and a pressing position, respectively controlling the supply valve portion to move to a closed position and an open position, when in the closed position, the air supply valve portion stops supplying a high-pressure gas to the air supply passage portion when located In the open position, the air supply valve portion supplies the high pressure gas to the air supply passage portion, and the air supply valve portion is normally in the closed position; an automatic pressure relief structure is disposed on the gas supply structure and includes a pressure relief passage portion, a link portion and a pressure relief valve portion; the pressure relief passage portion communicates with the air supply passage portion, the link portion is connected to the pressing portion at one end, and the other end is kept in contact with the pressure relief valve The pressure relief valve portion communicates with the pressure relief passage portion and the outside; thereby, when the pressing portion is located at the unpressed position, the pressure relief valve portion is moved to a pressure release opening position through the link portion. The gas supply passage And the high pressure gas remaining in the pressure relief passage portion is released by the pressure relief valve portion; and when the pressing portion is located at the pressing position, the pressure relief valve portion is moved to a pressure relief through the link portion In the closed position, the high pressure gas system is supplied through the gas supply passage portion. The gas supply device with an automatic pressure relief structure according to claim 1, further comprising: a receiving portion for accommodating a liquid; the air supply passage portion communicating with the receiving portion; The valve portion is located at the closed position, and the air supply valve portion stops supplying a high-pressure gas to the receiving portion. When the opening portion is located, the air supply valve portion supplies the high-pressure gas to the receiving portion; the high-pressure gas further Liquid mixing. A gas supply device having an automatic pressure relief structure according to claim 1, wherein the gas supply valve portion is provided for a gas cylinder for supplying the high pressure gas. The gas supply device with an automatic pressure relief structure according to claim 1, wherein: the pressing portion has a pressing handle, a piece, a pressing rod and a return spring, and the pressing rod is movablely worn. Passing the seat member between the pressing handle and the air supply valve portion, the return spring sleeve is sleeved on the pressing rod, and is supported between the pressing handle and the seat member; thereby, when pressing Lowering the pressing handle, compressing the return spring, and pressing the pressing rod to press the pressing rod relative to the seat member to press the air supply valve portion; when releasing the pressing handle, the return spring pushes The pressure handle is reset to the unpressed position, and the air supply valve portion is reversely pushed back to the pressure bar. The gas supply device with an automatic pressure relief structure according to claim 4, wherein the link portion has a pressing section and a releasing section; the pressing section is coupled to the releasing section and used The pressure relief valve portion is pressed; the release section is coupled between the pressing section and the pressure handle to release the pressure relief valve portion.